A pipe can fill a tank with water in 3 as a fuel leakage in the bottle it takes 7
hours to fill it in what time will the leak empty the tank
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Answer:
Answered 2 years ago
A-3HRS
A+B(-) -3.5HRS
LCM OF 3 AND 3.5=21=TOTAL WORK WHICH HAVE TO DO
NOW CALCULATE THE EFFICIENCY OF A AND B
EFFICIENCY OF A=21/3=7
EFFICIENCY OF A+B (-)=21/3.5=6
EFFICIENCY OF B(-)=7–6=1
TIME TAKEN TO EMPTY THE WATER TANK=TOTAL WORK/TOTAL EFFICIENCY
21/1=21 HOURS
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Step-by-step explanation:
Answered by
0
Answer:
21 hours
A-3HRS
A+B(-) -3.5HRS
LCM OF 3 AND 3.5=21=TOTAL WORK WHICH HAVE TO DO
NOW CALCULATE THE EFFICIENCY OF A AND B
EFFICIENCY OF A=21/3=7
EFFICIENCY OF A+B (-)=21/3.5=6
EFFICIENCY OF B(-)=7–6=1
TIME TAKEN TO EMPTY THE WATER TANK=TOTAL WORK/TOTAL EFFICIENCY
21/1=21 HOURS
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